in the united states. and the nearly $100 billion global porn business. in fact, it's a business so big that every second $3,075 is being spent on it, more than 28,000 internet users are viewing it, 372 internet users are typing adult terms into search engines to find it, and every 39 minutes, a new video, including this one, is being produced in the united states. pornography sells what millions of people want and want often. steven hirsch is cofounder and co-chairman of vivid entertainment, one of the biggest players in adult entertainment. >> as our first movie was 25 years ago, it's really the same formula. beautiful girls who work exclusively for the company, movies that cater to couples and hot sex. those things haven't changed. >> what is changing is the business of porn. its profits are under assault, official industry statistics are tightly guarded, but by some estimates, dvd sales are down between 30% and 50% in the last year, pounded by a weak economy, piracy, and free or cheap porn on the internet. industry execs say this is the toughest time ever in the history of pornograp